--- /dev/null
+/*
+ * Copyright (C) 2008 Apple Inc. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef NetworkStateNotifier_h
+#define NetworkStateNotifier_h
+
+
+namespace WebCore {
+
+class NetworkStateNotifier {
+public:
+ NetworkStateNotifier();
+ void setNetworkStateChangedFunction(void (*)());
+
+ bool onLine() const { return m_isOnLine; }
+
+ void setIsOnLine(bool isOnLine);
+
+private:
+ bool m_isOnLine;
+ void (*m_networkStateChangedFunction)();
+
+ void updateState();
+
+};
+
+#if !PLATFORM(MAC) && !PLATFORM(WIN) && !PLATFORM(CHROMIUM)
+
+inline NetworkStateNotifier::NetworkStateNotifier()
+ : m_isOnLine(true)
+ , m_networkStateChangedFunction(0)
+{
+}
+
+inline void NetworkStateNotifier::updateState() { }
+
+#endif
+
+NetworkStateNotifier& networkStateNotifier();
+
+};
+
+#endif // NetworkStateNotifier_h